<template>
	<view>
		<view class="goods-item">
		  <!--左侧盒子  -->
		  <view class="goods-item-left">
        <!-- 选中框 -->
        <radio :checked="goods.goods_state" color="#C00000" v-if="showRadio" @click="radioClickHandler"></radio>
		    <image :src="goods.goods_small_logo || defaultPic" class="goods-pic"></image>
		  </view>
		  <!-- 右侧盒子 -->
		  <view class="goods-item-right">
		    <view class="goods-name">{{goods.goods_name}}</view>
		    <view class="goods-info-box">
		      <view class="goods-price">￥{{goods.goods_price | tofixed}}</view>
          <uni-number-box :min="1" :value="goods.goods_count" v-if="showNum" @change="numChangeHandler"></uni-number-box>
		    </view>
		  </view>
		</view>
	</view>
</template>

<script>
	export default {
    props:{
      goods:{
        type:Object,
        default:{}
      },
      // 控制是否展示radio
      showRadio:{
        type:Boolean,
        // 默认情况下 不会展示radio组件
        default:false
      },
      // 控制是否展示数字输入框
      showNum:{
        type:Boolean,
        default:false
      }
    },
		data() {
			return {
        // 默认的图片
				defaultPic:'https://img3.doubanio.com/f/movie/8dd0c794499fe925ae2ae89ee30cd225750457b4/pics/movie/celebrity-default-medium.png'
			};
		},
    // 过滤器
    filters:{
      tofixed(num){
        // 将价格保留两位小数
        return Number(num).toFixed(2)
      }
    },
    methods:{
      // 这是radio组件的点击事件处理函数
      radioClickHandler(){
        this.$emit('radio-change',{
          goods_id:this.goods.goods_id,
          goods_state:!this.goods.goods_state
        })
      },
      // 购物车商品数字发生变化时触发
      numChangeHandler(val){
        this.$emit('num-change',{
          goods_id:this.goods.goods_id,
          goods_count: +val
        })
      }
    }
	}
</script>

<style lang="scss">
.goods-item{
    width: 750rpx;
    box-sizing: border-box;
    display: flex;
    padding: 10px 5px;
    border-bottom: 1px solid #f0f0f0;
    
    .goods-item-left{
      margin-right: 5px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      
      .goods-pic{
        width: 100px;
        height: 100px;
        display: block;
      }
    }
    .goods-item-right{
      display: flex;
      flex: 1;
      flex-direction: column;
      justify-content: space-between;
      .goods-name{
        font-size: 13px;
      }
      .goods-info-box{
        display: flex;
        justify-content: space-between;
        align-items: center;
        .goods-price{
          color:#c00000 ;
          font-size: 16px;
        }
      }
    }
  }
</style>
